What is perlite grinding powder fineness

Perlite is a volcanic eruption of acidic lava that has been rapidly cooled into vitreous rock,which is widely used as fillers in rubber and plastic products, pigments, paints, inks, synthetic glass, heat insulation bakelite and some mechanical components.

After a series of crushing and grinding flotation, the perlite powder has the range fineness of 50-300 mesh. The fineness of the finished powder is also completely different depending on the equipment. What kind of fineness is specifically ground, depending on the actual use. If it is added to the rubber after grinding, there is no need to pursue too high a fineness, generally 50 mesh can meet needds. If you need to make an item such as glass, you must grind it to a higher fineness, not less than 50 mesh.

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